Hairbrush



FIG. 1 shows a perspective view of my design for a hairbrush;

FIG. 2 shows a top view thereof, with the bottom view being identical;

FIG. 3 shows a side view thereof, with the opposite side view being identical;

FIG. 4 shows a front end view thereof;

FIG. 5 shows a rear end view thereof;

FIG. 6 shows a perspective view of an alternative embodiment of my design for a hairbrush;

FIG. 7 shows a top view thereof, with the bottom view being identical;

FIG. 8 shows a side view thereof, with the opposite side view being identical;

FIG. 9 shows a front end view thereof; and,

FIG. 10 shows a rear end view thereof.

The bristles are shown in dotted lines and are for environmental purposes only. They form no part of the claimed invention. 

The ornamental design for a hairbrush, as shown and described. 